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Specific Aims

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... is often associated with elevated intraocular pressure (IOP), which develops ... conventional outflow facility, thereby elevating IOP, are currently unknown. ... – PowerPoint PPT presentation

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Title: Specific Aims


1
  • Specific Aims

2
What are the 3 keys to a successful grant
application?
  • Idea
  • Commitment
  • Grantsmanship skills

3
4 IMPORTANT STEPS IN GRANT WRITING
  • 1) Read the instructions
  • 2) READ THE INSTRUCTIONS
  • 3) READ THE INSTRUCTIONS

4
  • 4) ..AND THEN REALLY, REALLY READ THE
    INSTRUCTIONS.
  • Read all of the instructions
  • Read the current instructions
  • Read RFA and PA especially well these supplied
    to reviewers
  • Never Exceed Page Limits

5
CHARACTERISTICS OF A GOOD GRANT WRITER
  • Makes a good first impression
  • Is well-prepared
  • Is credible
  • Delivers a clear message
  • Provides supporting documentation
  • Has appropriate endorsements
  • Has something special to offer
  • Is persistent
  • Plans (lead time and quality time)
  • Is clever and logical
  • Perspires
  • Can read.the instructions, and does
  • Knows buttons and pushes them

6
TIPS HOW TO SET YOUR GRANT APART FROM REST
  • Write grant as though for a newspaper

7
CHARACTERISTICS OF NEWSPAPER ARTICLE
  • Concise
  • Visually appealing
  • Easy to read
  • Comprehensible to wide audience
  • Headline
  • Effective use of illustrations/figures

8
NOT RECOMMEDED
  • In terms of incubation time and dose, and cell
    density, to conduct such experiments, we will
    depend on results from prior experiments
    described in Section B.2xxii, and cell
    stimulation as summarized in Section D.2xiv
    (integral to aim 3.3), to assess conditions most
    likely, both with and without inclusion of drug
    X, to yield the most biologically meaningful and
    physically distinct differences.

9
KEY ISSUES
  • Use simple, declarative sentences for clarity
  • Avoid jargon, complicated words, endless
    abbreviations and tortuous syntax
  • Consider help from an editor if English is not
    your first language
  • Avoid use of weak words that convey lack of
    confidence

10
WEAK WORDS
  • Avoid words that may introduce doubt in the mind
    of your reviewer about your ability to do the
    work. BE ASSERTIVE.
  • Example
  • We will try to establish
  • versus
  • We expect to establish

11
WEAK WORDS
  • Example
  • If we can demonstrate that
  • versus
  • We expect to demonstrate that

12
WEAK WORDS
  • Example
  • We believe that we can
  • versus
  • It is our conviction that we can
  • versus
  • We will

13
EDITORIAL SUPPORT
  • Colleagues
  • From graduate students in appropriate departments
  • From editing services
  • Enter medical editors into search engine
  • Copy editing rewriting and reorganizing to
    improve clarity (35/hr)

14
STRUCTURE OFIDEAL GRANT APPLICATION
IDEA
SUPPORTING IDEAS, CONCEPTS
DETAILS OF THE PLAN
APPENDICES
15
STRUCTURE OFIDEAL GRANT APPLICATION
  • Like a newspaper article, put the most important
    material up front
  • Use new paragraphs to emphasize concepts and
    specific points and carry flow of logic
  • Use later pages to provide details

16
OVERVIEW OF AIMS/GOALS
  • NIH Specific Aims sections
  • NSF First part of Project Description
  • USDA First part of Introduction Rationale
    Significance section

17
SPECIFIC AIMS
  • Because it is the template or master plan for the
    rest of the proposal, one of two most important
    sections in the grant application
  • Short applications are simply an expanded version
    of this section
  • This section works very well as a pre-proposal
  • It is the most difficult section to write
  • It must quickly engender enthusiasm for your idea
  • The flow and logic must be linear and compelling.

18
SPECIFIC AIMS
  • Linear progression essential for a strong aims
    section
  • Linkage, achieved by outlining, is the key to a
    bullet-proof specific aims section (4 paragraphs)
  • Introductory paragraph
  • What, why and whom paragraph
  • Aims paragraph
  • Payoff paragraph

19
SPECIFIC AIMS
  • Introductory paragraph
  • Opening sentence is the grabber, wake-up or
    go for the heart
  • Begins the flow of logic necessary to convert the
    reviewer to an advocate for your grant
  • Should open with whats important to the mission
    of the funding agency
  • Unknowns highlight gap in knowledge base bring
    reviewer to edge of field
  • Conclude with why gap is an important problem
    that is impeding progress in field

20
SPECIFIC AIMS
  • So, your introductory paragraph should include
  • Grabber
  • Knowns
  • Unknowns
  • Frame problem

21
SPECIFIC AIMS
  • What, why and whom paragraph
  • Long-range goals
  • Objective of this application
  • Central hypothesis and how formulated
  • Rationale
  • Indication that you are well-prepared

22
SPECIFIC AIMS
  • Long-range goal
  • This is not the goal of the current application
  • This is the goal of the laboratory program (of
    which the current application is a part)
  • Be realistic, do not overstate or over anticipate
    your capabilities

23
SPECIFIC AIMS
  • Objective of this application
  • Must be a logical step toward the attainment of
    the long-term goal
  • Defines the purpose of the proposed research
  • Must be phrased in such a way that the central
    hypothesis clearly grows out of it

24
SPECIFIC AIMS
  • Central hypothesis
  • Make certain that you write a real hypothesis
  • A tentative assumption made in order to draw out
    and test its logical or empirical consequences
  • Websters
  • Most grant applications must be hypothesis-driven

25
SPECIFIC AIMS
  • Central hypothesis
  • Best bet from among alternatives
  • Implicit in any hypothesis is that it could be
    invalid (thats why you are testing it)
  • You must have an alternative strategy, should the
    hypothesis be invalid (you win either way)
  • Testing of the central hypothesis/alternatives
    must attain the proposals objective

26
SPECIFIC AIMS
  • Central hypothesis do-s and donts
  • Correct The central hypothesis is that
    components of automobile exhaust accelerate
    degradation of statuary in Washington, D.C.
  • Incorrect The central hypothesis is to show that
    components of automobile exhaust accelerate
    degradation of statuary in Washington, D.C.
  • This is the difference between a hypothesis and a
    predetermined conclusion.

27
SPECIFIC AIMS
  • How to link components
  • Long-range goalbroadest
  • Projects continuum of research for lab
  • Objectivemore narrow
  • Step along continuum
  • What is to be achieved, regardless of how
    hypothesis tests
  • Central hypothesismost narrow
  • Best bet, but could be invalid (alternative
    presented later)

28
SPECIFIC AIMS
  • Linkage example
  • Long-range goal is to reduce birth defects among
    children of farmers
  • Objective of this proposal is to determine the
    cause of environmentally linked cleft palate
    syndrome
  • The central hypothesis is that herbicide X is the
    causative agent (pesticide Y will be presented
    later as an alternative)

29
SPECIFIC AIMS
  • Rationale
  • Ensure that you formulate a true rationale
  • the underlying reason basis
  • What will become possible that is not possible
    now
  • The rationale must directly relate to the problem
    you have delineated

30
SPECIFIC AIMS
  • Well-prepared
  • Why are investigators most qualified
  • Not routine biographical information
  • Summary of collective reasons why you and your
    colleagues have the competitive advantage, e.g.
  • Unique qualifications of research team
  • Quality and quantity of preliminary data
  • Unique reagents, technologies, etc.
  • Research environment

31
SPECIFIC AIMS
  • Environment
  • Not routine equipment and resources only those
    that contribute to evaluation of merit
  • Key collaborative arrangements and other unique
    features that enhance probability of success
  • Extraordinary institutional commitment
  • Intellectual environment conducive to successful
    completion of your research

32
SPECIFIC AIMS
  • Aims paragraph contains your specific aims

33
SPECIFIC AIMS
  • Two to four at most
  • Brief, focused and limited in scope
  • Each must have eye catching headline
  • Conceptual, not descriptive
  • Each must flow logically to next
  • Must collectively test central hypothesis (be
    concordant), but have working hypothesis on their
    own
  • None should be absolutely dependent on the
    outcome of others

34
SPECIFIC AIMS Keep simple/direct
  • Determine genotypic allele frequencies of the AAA
    and BBB genes in a closed unselected
    avermectin/milbemycin-naïve helminth population
  • Determine genotypic frequencies of the AAA and
    BBB genes in a population of helminths that have
    been highly selected by frequent long-term
    treatment with AM drugs
  • Identify candidate resistance alleles

35
SPECIFIC AIMS
  • Example of when hypothesis and specific aims are
    not concordant
  • Hypothesis Compound X is genotoxic when
    activated by peroxidases.
  • Rationale Due to the high levels of
    prostaglandin H synthase in breast tumors,
    peroxidase activity may be a critical factor in
    compound X-induced tumorigenesis
  • Specific aims
  • Characterize the genotoxic activities of compound
    X and a metabolite, compound Y, in bacterial
    mutagenesis assay
  • Characterize the effects of compound X
    metabolites on DNA
  • Determine genotoxic effects of compound X in
    human mammary epithelial cells

36
SPECIFIC AIMS
  • Payoff paragraph
  • Innovation
  • Expectations
  • Impact

37
SPECIFIC AIMS
  • Payoff paragraph
  • Key section in developing advocacy
  • Statement regarding innovation must grow out of
    your specific aims
  • Expectations must be specific and credible this
    is the return on reviewers (taxpayers)
    investment in you
  • Each must be followed by a statement as to why
    that outcome is important
  • Collective impact how these outcomes will
    advance your field must be summarized

38
SPECIFIC AIMS
  • Linear progression though aims section

GAP
OBJECTIVE
CENTRAL HYPOTHESIS
SPECIFIC AIMS
EXPECTED OUTCOMES
39
What are four paragraphs for specific aims
section?
  • Introductory
  • What, why and whom
  • Specific Aims
  • Payoff

40
INTRODUCTORY
Glaucoma is the leading cause of irreversible
blindness worldwide and the second most common
cause of blindness in developed countries.1,2 The
most common form, primary open-angle glaucoma, is
often associated with elevated intraocular
pressure (IOP), which develops as a result of
increased resistance to aqueous humor outflow
through the conventional drainage pathway.3-5
Clinical trials have established that IOP
reduction in open-angle glaucoma helps preserve
vision.6-9 Thus, glaucoma patients, whether
having elevated IOP or not, are managed
clinically with the objective of lowering IOP.
Initial treatments utilize pharmaceutical agents
that lower IOP by targeting aqueous secretion
and/or uveoscleral outflow functions not
directly responsible for elevated IOP in
glaucoma.10-12 This is partly because the
molecular and cellular mechanisms responsible for
reducing conventional outflow facility, thereby
elevating IOP, are currently unknown. Lacking
this knowledge is a significant obstacle because
understanding the molecular mechanisms that
underlie the regulation of outflow in the
conventional drainage pathway will facilitate the
development of more appropriate and effective
therapies for people with glaucoma.
41
What, Why and Whom
Our long-range goal is to identify novel targets
in the human conventional drainage pathway for
the treatment of ocular hypertension, and hence
glaucoma. The objective of the present proposal,
as the next step towards attaining this goal, is
to examine how homotypic binding of cadherin-5
may contribute to generating outflow resistance
in the conventional drainage pathway. Our central
hypothesis is that cadherin-5 junctions between
human Schlemms canal (SC) endothelial cells
significantly influence resistance to
conventional outflow. We have formed this
hypothesis based upon (i) published data
demonstrating the involvement of
calcium-sensitive structures in conventional
outflow resistance13,14 (ii) published data from
our laboratory locating cadherin-5 between cells
of SCs inner wall15, a structure thought to
contribute to conventional outflow resistance16
and (iii) published data showing the pivotal role
of cadherin-5 in vascular endothelial
permeability/barrier function. 17-22
42
What, Why and Whom (cont.)
The rationale that underlies the proposed
research is that understanding the contribution
of SC endothelial cells to total outflow
resistance, and specifically the role of
cadherin-5 binding between SC endothelial cells,
will enable the identification of novel ways to
modulate outflow resistance and consequently to
control IOP in people with glaucoma. We are
particularly well prepared to undertake the
proposed study because our research team includes
uniquely qualified individuals with combined
experience in molecular and cellular biology,
glaucoma, cadherin junction biology, biomechanics
and anterior segment ocular perfusion. Our team
members are leaders in their respective research
areas, and have the technical expertise and a
history of productive scientific interactions
needed to successfully complete the proposed
work.
43
Specific Aims
We plan to test our central hypothesis and
accomplish the overall objective of this proposal
by pursuing the following three specific
aims Specific Aim 1 Assess the extent to which
adherens junctions between Schlemms canal
endothelial cells influence total outflow
resistance in the human conventional outflow
pathway. Working hypothesis Homotypic,
extracellular interactions and cytoplasmic
associations of cadherin-5 in human Schlemms
canal endothelial cells mediate resistance to
aqueous humor outflow. Specific Aim 2 Evaluate
the effect of mechanical forces on adherens
proteins in human Schlemms canal endothelial
cells. Working hypothesis Mechanical forces on
human Schlemms canal endothelial cells regulate
expression, distribution and/or phosphorylation
of cadherin-5/catenins, and hence outflow
resistance. Specific Aim 3 Evaluate the role of
Edg (endothelial differentiation gene) receptor
signaling in Schlemms canal endothelial
cell-cell adhesion and outflow facility. Working
hypothesis Regulation of resistance to outflow
at the level of adhesion between human Schlemms
canal endothelial cells occurs in part via
activation of Edg receptors.
44
Payoff
Our approach, designed to better understand the
mechanisms that underpin the generation and
regulation of resistance to drainage of aqueous
humor in the conventional pathway, is innovative
for three reasons (i) we have the ability (via
specific molecular tools) to regulate protein
expression solely in human Schlemms canal
endothelial cells (ii) we can study cadherin
function in three complementary model systems
that have been validated and optimized (iii) we
will for the first time examine the dynamic
relationship between cadherin function, Edg
receptor activation, and mechanical force
application, and determine how they interact to
influence to conventional outflow function. As
outcomes of this line of research, we expect to
first demonstrate the specific contribution of
cadherin-5 and associated proteins to the
generation of total outflow resistance. Second,
we plan to determine the dynamic relationship
between outflow facility and cadherin function.
Last, we expect to show the ability to modulate
outflow facility by modulating cadherin function.
Results obtained from these investigations will
provide a fundamental understanding of the role
of cadherin proteins in aqueous outflow
resistance and uncover novel therapeutic targets
for glaucoma therapy.
45
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